15a-10=5a-40

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Solution for 15a-10=5a-40 equation:


Simplifying
15a + -10 = 5a + -40

Reorder the terms:
-10 + 15a = 5a + -40

Reorder the terms:
-10 + 15a = -40 + 5a

Solving
-10 + 15a = -40 + 5a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-5a' to each side of the equation.
-10 + 15a + -5a = -40 + 5a + -5a

Combine like terms: 15a + -5a = 10a
-10 + 10a = -40 + 5a + -5a

Combine like terms: 5a + -5a = 0
-10 + 10a = -40 + 0
-10 + 10a = -40

Add '10' to each side of the equation.
-10 + 10 + 10a = -40 + 10

Combine like terms: -10 + 10 = 0
0 + 10a = -40 + 10
10a = -40 + 10

Combine like terms: -40 + 10 = -30
10a = -30

Divide each side by '10'.
a = -3

Simplifying
a = -3

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